WD RE SAS hard drives are engineered to offer data-hungry SAS storage systems the massive capacity they need without compromising top-of-the-line performance. Advanced reliability & data integrity features allow for 24x 7 operation in tightly packed vibration prone multi-drive systems. This uncompromising combination of high-capacity, peak performance & best-in-class reliability make WD RE SAS drives ideal for business critical applications. Fast, reliable & enterprise-ready. Ideal for: Data center storage, NAS/SAN, direct attach storage (DAS), surveillance & cloud storage.
- Massive capacity
- High performance technology
- 24x 7 reliability
- Dual actuator technology
- Stable Trac™
- The motor shaft is secured at both ends to reduce system-induced vibration & stabilize platters for accurate tracking during r/w operations.





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WD RE SAS hard drives are engineered to offer data-hungry SAS storage systems the massive capacity they need without compromising top-of-the-line performance. Advanced reliability & data integrity features allow for 24x 7 operation in tightly packed vibration prone multi-drive systems. This uncompromising combination of high-capacity, peak performance & best-in-class reliability make WD RE SAS drives ideal for business critical applications. Fast, reliable & enterprise-ready. Ideal for: Data center storage, NAS/SAN, direct attach storage (DAS), surveillance & cloud storage.
- Massive capacity
- High performance technology
- 24x 7 reliability
- Dual actuator technology
- Stable Trac™
- The motor shaft is secured at both ends to reduce system-induced vibration & stabilize platters for accurate tracking during r/w operations.





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**WD RE (Nearline Class Enterprise Drives)** Fast, reliable & enterprise-ready. Ideal for: Servers, video surveillance, & other demanding write-intensive applications,
- Massive 4 TB capacity
- High performance technology
- 24x 7 reliability
- Dual actuator technology
- Stable Trac™
- The motor shaft is secured at both ends to reduce system-induced vibration & stabilize platters for accurate tracking during read & write operations. WD RE4 7200 RPM Enterprise SATA hard drives offer massive 4 TB capacity loaded with performance & reliability features ideal for servers, video surveillance, & other demanding write-intensive applications. With a designed, manufactured & demonstrated MTBF of 1.2 million hours at 100% duty cycle in nominal enterprise conditions, 64 MB cache, & best-in-class vibration tolerance, these drives are the ultimate in Enterprise SATA storage. Backed by a 5-year limited warranty.





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**WD RE® (Nearline Class Enterprise Drives)** Fast, reliable & enterprise-ready. Ideal for: Servers, video surveillance, & other demanding write-intensive applications,
- Massive 4 TB capacity
- High performance technology
- 24x 7 reliability
- Dual actuator technology
- Stable Trac™
- The motor shaft is secured at both ends to reduce system-induced vibration & stabilize platters for accurate tracking during read & write operations. WD RE4 7200 RPM Enterprise SATA hard drives offer massive 4 TB capacity loaded with performance & reliability features ideal for servers, video surveillance, & other demanding write-intensive applications. With a designed, manufactured & demonstrated MTBF of 1.2 million hours at 100% duty cycle in nominal enterprise conditions, 64 MB cache, & best-in-class vibration tolerance, these drives are the ultimate in Enterprise SATA storage. Backed by a 5-year limited warranty.





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WD's exclusive NASware technology, built into every WD Red hard drive, improves NAS storage performance by reducing common hard drive concerns in NAS systems including concerns for things like compatibility, integration, upgradeability, reliability & cost of ownership that are experienced with a hard drive designed for desktop computers. ...

Joining the original color of NAS, WD Red Pro continues the formula of success that has led the WD Red product family by adding support beyond consumer & small business markets into medium & large 8-16 bay business storage systems. WD Red Pro hard drives integrate WD's exclusive technology, NASware, to provide unparalleled support for drive compatibility, reliability, & performance. ...

Joining the original color of NAS, WD Red Pro continues the formula of success that has led the WD Red product family by adding support beyond consumer & small business markets into medium & large 8-16 bay business storage systems. WD Red Pro hard drives integrate WD's exclusive technology, NASware, to provide unparalleled support for drive compatibility, reliability, & performance. ...

**WD Red Pro™ NAS Hard Drives: 3.5-inch, SATA 6 Gb/s, 7200 RPM
- WD Red just got bigger.** WD Red Pro continues the formula of
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**WD Red™: The new colour of NAS.** WD Red is designed for NAS systems that have 1-5 drive bays. Available in capacities ranging from 1 TB to 4 TB, WD Red is designed specifically for home & small office NAS systems. The drives are extensively tested for compatibility & reliability in the demanding operating environment of a 24x 7 NAS system. WDs exclusive NASware™ firmware technology enables seamless integration & balanced performance. Innovative technology reduces power comsumption & lowers the operating temperature, & with a 35% improvement in MTBF over desktop drives, WD Red is a more reliable & robust NAS hard drive solution.
- Designed specifcally for home & small office NAS systems
- Exclusive NASware™ technology
- advanced firmware for seamless integration & optimal performance
- Energy efficient & reliable
- Innovative technology reduces power consumption & operating temperature ** Spec**
- Windows XP/ Vista/7/8, Mac OS Note: Compatibility may vary depending on users hardware configuration & operating system.
- 3-year limited warranty






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WD Red™: The new colour of NAS. WD Red is designed for NAS systems that have 1-5 drive bays. Available in capacities ranging from 1 TB to 4 TB, WD Red is designed specifically for home & small office NAS systems. The drives are extensively tested for compatibility & reliability in the demanding operating environment of a 24x 7 NAS system. WD's exclusive NASware™ firmware technology enables seamless integration & balanced performance. Innovative technology reduces power comsumption & lowers the operating temperature, & with a 35% improvement in MTBF over desktop drives, WD Red is a more reliable & robust NAS hard drive solution. Designed specifcally for home & small office NAS systems
- WD Red is the only hard drive for 1-5 bay systems Exclusive NASware™ technology
- advanced firmware for seamless integration & optimal performance Energy efficient & reliable
- Innovative technology reduces power consumption & operating temperature Spec Windows® XP/ Vista/7, Mac® OS Note: Compatibility may vary depending on user's hardware configuration & operating system. 3-year limited warranty The New WD Caviar Red Hard Drives: Features Introducing The New WD Caviar Red Hard Drives: The New Colour of NAS


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